0.025760 Sound On
18.227483 Sound Off
19.383311 Sound On
838.982834 Sound Off
839.484467 Sound On
1727.414649 Sound Off
1729.272268 Sound On
1769.420816 Sound Off
1771.323447 Sound On
1785.958821 Sound Off
1786.468413 Sound On
3604.480000 Sound Off